4042186042 has 8 divisors (see below), whose sum is σ = 6109564032. Its totient is φ = 2005664700.

The previous prime is 4042186039. The next prime is 4042186051. The reversal of 4042186042 is 2406812404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4042185995 and 4042186013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7713834 + ... + 7714357.

It is an arithmetic number, because the mean of its divisors is an integer number (763695504).

Almost surely, 2^4042186042 is an apocalyptic number.

4042186042 is a deficient number, since it is larger than the sum of its proper divisors (2067377990).

4042186042 is a wasteful number, since it uses less digits than its factorization.

4042186042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15428324.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 4042186042 is about 63578.1884139522. The cubic root of 4042186042 is about 1592.9620617511.

Adding to 4042186042 its reverse (2406812404), we get a palindrome (6448998446).

The spelling of 4042186042 in words is "four billion, forty-two million, one hundred eighty-six thousand, forty-two".